Home / 10,331.58-15,489.18-4,484.10

Finding the Fourth Proportional to 10,331.58, 15,489.18 and 4,484.10

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Solution

The fourth proportional to 10,331.58, 15,489.18 and 4,484.10 is: 6,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.58 : 15,489.18 = 4,484.10 : x
  2. Step 2: Convert to fraction form
    10,331.58/15,489.18 = 4,484.10/x
  3. Step 3: Cross multiply
    10,331.58x = 15,489.18 × 4,484.10
  4. Step 4: Simplify right side
    10,331.58x = 69,455,032.04
  5. Step 5: Solve for x
    x = 69,455,032.04/10,331.58
  6. Step 6: Final answer
    x = 6,722.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.